Home / 129,529.40-194,294.10-36,035.15

Finding the Fourth Proportional to 129,529.40, 194,294.10 and 36,035.15

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Solution

The fourth proportional to 129,529.40, 194,294.10 and 36,035.15 is: 54,052.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,529.40 : 194,294.10 = 36,035.15 : x
  2. Step 2: Convert to fraction form
    129,529.40/194,294.10 = 36,035.15/x
  3. Step 3: Cross multiply
    129,529.40x = 194,294.10 × 36,035.15
  4. Step 4: Simplify right side
    129,529.40x = 7,001,417,037.62
  5. Step 5: Solve for x
    x = 7,001,417,037.62/129,529.40
  6. Step 6: Final answer
    x = 54,052.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.